Jazzr

A complete practice tool for jazz guitarists. Voicings, scales, arpeggios, harmony analysis, ear training, and routines. No fluff.

Jazzr is a practice tool built for guitarists serious about jazz.

Chord Voicings Generate drop 2, drop 3, triads, shell voicings, guide tones, and quartal shapes across all string sets and inversions. Harmonize any key across all 7 diatonic degrees with a voice leading optimizer that minimizes hand movement between chords. Build custom progressions with the palette editor.

Scales 25+ scale types across CAGED, 3NPS, and 3:2 systems. Covers major modes, melodic minor, harmonic minor, pentatonics, blues, and symmetric scales. View a single position or all positions at once. Label by notes, intervals, or fingering.

Arpeggios Triad, seventh, and extension arpeggios in position and diagonal 2NPS layouts. Harmonized arpeggios across all 7 diatonic degrees.

Practice Tools

• Chord Analyzer: detect any chord shape on a 20-fret fretboard in real time.
• Harmony Analysis: identify chord functions with Real Book notation and cadence analysis.
• Harmony Lab: drill ii-V-I cadences and voice leading.
• Guide Tones: ear training focused on thirds and sevenths through progressions.
• Reharmonization: explore and drill substitution techniques.
• Circle of Fifths: interactive wheel with mnemonics and quizzes.
• Rhythm Trainer: subdivisions, tap accuracy, and rhythm games.
• Chromatic Tuner: pitch detection.
• Conducting: beat pattern practice.
• Standards: jazz standard analysis and practice.
• Practice Routines: build and follow structured sessions with a built-in player and HUD.
• Custom Drills: build your own exercises.
• Progress: streaks, stats, and session history.

Theory A full content library covering foundations, advanced harmony, scale-chord relationships, style and form, and jazz standards analysis. Progress tracking and streaks built in. Interactive chord and scale examples throughout.

Audio Real guitar sample playback with strum patterns, reverb, and tone controls. A precise metronome with subdivisions, polyrhythm, beat patterns, and tap tempo.

Export Generate PDF chord guides, scale charts, and arpeggio sheets ready to print or share.

Built by a guitarist, for guitarists.

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